Installing The Crankcase Cover; Installing The Oil Filter - Yamaha F150B Service Manual

1. Install the new O-rings a and oil pump
b by aligning the oil pump gear with the
crankshaft.
NOTICE: Before
pump, make sure to fill it with engine
oil through the oil passage a.
a
b
a

Installing the crankcase cover

1. Apply sealant to the mating surface of the
crankcase cover a.
TIP:
Do not get any sealant inside the crankcase
cover a.
installing the oil
a
b
a
a
2. Install the crankcase cover a onto the
crankcase, and then tighten the bolts b
and c to the specified torques in 2
stages, and in the sequence numbers
(a, b, · · ·). Apply engine oil to the bolts
b and c before installation.
l
i
e
a
a
d
h
k
Bolt b a–j (M8):
1st: 18 N·m (1.8 kgf·m, 13.3 ft·lb)
2nd: 31 N·m (3.1 kgf·m, 22.9 ft·lb)
Bolt c k–l (M6):
1st: 7 N·m (0.7 kgf·m, 5.2 ft·lb)
2nd: 13 N·m (1.3 kgf·m, 9.6 ft·lb)

Installing the oil filter

1. Install the new O-rings a and oil filter
bracket b.
a
b
2. Supply engine oil to the oil passage a of
the oil filter bracket.
Cylinder block
0
c
1
j
f
b
2
b
c
g
3
c
4
5
6
7
8
9
10
A
7-50